package com.scorpio.api.controller.common;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.aliyun.oss.model.CannedAccessControlList;
import com.scorpio.common.config.ScorpioConfig;
import com.scorpio.sdk.constant.AliYunConstant;
import com.scorpio.sdk.service.OssService;
import com.scorpio.system.service.SysAreaInfoService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import com.scorpio.common.constant.Constants;
import com.scorpio.common.core.domain.AjaxResult;
import com.scorpio.common.utils.StringUtils;
import com.scorpio.common.utils.file.FileUploadUtils;
import com.scorpio.common.utils.file.FileUtils;

/**
 * 通用请求处理
 *
 * @author ruoyi
 */
@RestController
@RequestMapping("/common")
public class CommonController {
    private static final Logger log = LoggerFactory.getLogger(CommonController.class);

    @Autowired
    private OssService ossService;

    @Autowired
    private SysAreaInfoService areaInfoService;

    /**
     * 通用下载请求
     *
     * @param fileName 文件名称
     * @param delete   是否删除
     */
    @GetMapping("download")
    public void fileDownload(String fileName, Boolean delete, HttpServletResponse response, HttpServletRequest request) {
        try {
            if (!FileUtils.checkAllowDownload(fileName)) {
                throw new Exception(StringUtils.format("文件名称({})非法，不允许下载。 ", fileName));
            }
            String realFileName = System.currentTimeMillis() + fileName.substring(fileName.indexOf("_") + 1);
            String filePath = ScorpioConfig.getDownloadPath() + fileName;

            response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE);
            FileUtils.setAttachmentResponseHeader(response, realFileName);
            FileUtils.writeBytes(filePath, response.getOutputStream());
            if (delete) {
                FileUtils.deleteFile(filePath);
            }
        } catch (Exception e) {
            log.error("下载文件失败", e);
        }
    }

    //通用上传请求
    @PostMapping("upload")
    public AjaxResult uploadFile(@RequestParam("file") MultipartFile file) throws Exception {
        String extension = FileUploadUtils.getExtension(file);
        String filePath = ossService.putObject(
                AliYunConstant.getOperationPath(extension)
                , file.getInputStream());
        return AjaxResult.success(null, ossService.getCertificateUrl(filePath));
    }

    //通用上传请求
    @PostMapping("uploadImgAddLogoWatermark")
    public AjaxResult upload_logo_watermark(@RequestParam("file") MultipartFile file) throws Exception {
        String extension = FileUploadUtils.getExtension(file);
        String filePath = ossService.putObject(
                AliYunConstant.getOperationPath(extension)
                , file.getInputStream());
        return AjaxResult.success(null, ossService.getLogoWatermarkImageUrl(filePath));
    }

    //上传用户私有文件
    @PostMapping("uploadUsagePrivate")
    public AjaxResult uploadUsagePrivate(@RequestParam("file") MultipartFile file) throws Exception {
        String extension = FileUploadUtils.getExtension(file);
        String filePath = ossService.putObject(
                AliYunConstant.getUsagePath(extension)
                , file.getInputStream()
                , CannedAccessControlList.Private);
        return AjaxResult.success(null, filePath);
    }

    //本地资源通用下载
    @GetMapping("resource")
    public void resourceDownload(String resource, HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        try {
            if (!FileUtils.checkAllowDownload(resource)) {
                throw new Exception(StringUtils.format("资源文件({})非法，不允许下载。 ", resource));
            }
            // 本地资源路径
            String localPath = ScorpioConfig.getProfile();
            // 数据库资源地址
            String downloadPath = localPath + StringUtils.substringAfter(resource, Constants.RESOURCE_PREFIX);
            // 下载名称
            String downloadName = StringUtils.substringAfterLast(downloadPath, "/");
            response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE);
            FileUtils.setAttachmentResponseHeader(response, downloadName);
            FileUtils.writeBytes(downloadPath, response.getOutputStream());
        } catch (Exception e) {
            log.error("下载文件失败", e);
        }
    }

    @GetMapping("areaTreeList")
    public AjaxResult treeList() {
        return AjaxResult.success(areaInfoService.tree(2l));
    }
}
